Crash_Override/ESP32_ChinaDieselHeater_Control
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

Update Hardware design files

Ray Jones 2019-01-11 02:50:23 +00:00
parent 4ffd0f0b79
commit fd16c0acf3
1 changed files with 7 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
Hardware-design-files.md

@ -2,12 +2,18 @@
[DieselHeater.pdf](uploads/fdae5fae2f96549175ded789e84dc991/DieselHeater.pdf) [DieselHeater.pdf](uploads/fdae5fae2f96549175ded789e84dc991/DieselHeater.pdf)
**NOTE:** ### NOTE:
The schematic shows an I2C EEPROM. The schematic shows an I2C EEPROM.
This is not presently supported but was added to the production board as it makes no difference to the board production, and may be handy in the future. This is not presently supported but was added to the production board as it makes no difference to the board production, and may be handy in the future.
As such, this can be omitted from the build. As such, this can be omitted from the build.
Non volatile storage is achieved using the "persistent" class available in the ESP32 software suite (uses FLASH memory). Non volatile storage is achieved using the "persistent" class available in the ESP32 software suite (uses FLASH memory).
### DS3231
The most cost effective way to source a DS3231 RTC is to obtain a DS3231 Real Time Clock Module For Raspberry Pi from eBay, then use a hot air gun to remove the chip from the module.
As a bonus it comes with a free battery!
The V1 PCB is not designed to take this battery directly, but it could be used as shown in the following image, if some of the solder mask is scraped away to expose the earthy copper:
<img src="uploads/6bf7bf4a40bd265be0909883efbfc699/Battery2.jpg" alt="Battery" width="200"/>
## Gerber & NC drill design files ## Gerber & NC drill design files
[BTCheater.zip](uploads/1390e8b392675d0606f3917f847d874c/BTCheater.zip) [BTCheater.zip](uploads/1390e8b392675d0606f3917f847d874c/BTCheater.zip)